Display screen or portion thereof with icon



The sole FIGURE is a front view of a display screen or portion thereof with icon in accordance with our new design.

The outermost broken lines illustrate a display screen or a portion thereof and form no part of the claimed design. The remaining broken lines illustrate portions of the graphical user interface that form no part of the claimed design. 

CLAIM The ornamental design for a display screen or portion thereof with icon, as shown and described. 